1323221011333 has 16 divisors (see below), whose sum is σ = 1455404348160. Its totient is φ = 1195382897856.

The previous prime is 1323221011331. The next prime is 1323221011339. The reversal of 1323221011333 is 3331101223231.

It is a cyclic number.

It is not a de Polignac number, because 1323221011333 - 2¹ = 1323221011331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1323221011298 and 1323221011307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323221011331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14287291 + ... + 14379607.

It is an arithmetic number, because the mean of its divisors is an integer number (90962771760).

Almost surely, 2^{1323221011333} is an apocalyptic number.

1323221011333 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1323221011333 is a deficient number, since it is larger than the sum of its proper divisors (132183336827).

1323221011333 is a wasteful number, since it uses less digits than its factorization.

1323221011333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115836.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1323221011333 its reverse (3331101223231), we get a palindrome (4654322234564).

The spelling of 1323221011333 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-one million, eleven thousand, three hundred thirty-three".